Use hashing helpers provided by Qt6

src/base/bittorrent/peeraddress.cpp

@@ -79,9 +79,12 @@ bool BitTorrent::operator==(const BitTorrent::PeerAddress &left, const BitTorren
 
 #if (QT_VERSION >= QT_VERSION_CHECK(6, 0, 0))
 std::size_t BitTorrent::qHash(const BitTorrent::PeerAddress &addr, const std::size_t seed)
+{
+    return qHashMulti(seed, addr.ip, addr.port);
+}
 #else
 uint BitTorrent::qHash(const BitTorrent::PeerAddress &addr, const uint seed)
-#endif
 {
     return (::qHash(addr.ip, seed) ^ ::qHash(addr.port));
 }
+#endif

src/base/bittorrent/trackerentry.cpp

@@ -38,9 +38,12 @@ bool BitTorrent::operator==(const TrackerEntry &left, const TrackerEntry &right)
 
 #if (QT_VERSION >= QT_VERSION_CHECK(6, 0, 0))
 std::size_t BitTorrent::qHash(const TrackerEntry &key, const std::size_t seed)
+{
+    return qHashMulti(seed, key.url, key.tier);
+}
 #else
 uint BitTorrent::qHash(const TrackerEntry &key, const uint seed)
-#endif
 {
     return (::qHash(key.url, seed) ^ ::qHash(key.tier));
 }
+#endif

src/base/net/downloadmanager.cpp

@@ -366,12 +366,15 @@ Net::ServiceID Net::ServiceID::fromURL(const QUrl &url)
 
 #if (QT_VERSION >= QT_VERSION_CHECK(6, 0, 0))
 std::size_t Net::qHash(const ServiceID &serviceID, const std::size_t seed)
+{
+    return qHashMulti(seed, serviceID.hostName, serviceID.port);
+}
 #else
 uint Net::qHash(const ServiceID &serviceID, const uint seed)
-#endif
 {
     return ::qHash(serviceID.hostName, seed) ^ ::qHash(serviceID.port);
 }
+#endif
 
 bool Net::operator==(const ServiceID &lhs, const ServiceID &rhs)
 {

src/gui/properties/peerlistwidget.cpp

@@ -73,12 +73,15 @@ bool operator==(const PeerEndpoint &left, const PeerEndpoint &right)
 
 #if (QT_VERSION >= QT_VERSION_CHECK(6, 0, 0))
 std::size_t qHash(const PeerEndpoint &peerEndpoint, const std::size_t seed = 0)
+{
+    return qHashMulti(seed, peerEndpoint.address, peerEndpoint.connectionType);
+}
 #else
 uint qHash(const PeerEndpoint &peerEndpoint, const uint seed = 0)
-#endif
 {
     return (qHash(peerEndpoint.address, seed) ^ ::qHash(peerEndpoint.connectionType));
 }
+#endif
 
 PeerListWidget::PeerListWidget(PropertiesWidget *parent)
     : QTreeView(parent)